CN110356146A - A kind of portable automatically cleaning text display systems - Google Patents
A kind of portable automatically cleaning text display systems Download PDFInfo
- Publication number
- CN110356146A CN110356146A CN201910678431.6A CN201910678431A CN110356146A CN 110356146 A CN110356146 A CN 110356146A CN 201910678431 A CN201910678431 A CN 201910678431A CN 110356146 A CN110356146 A CN 110356146A
- Authority
- CN
- China
- Prior art keywords
- block
- fixed
- containing cavities
- bevel gear
- display board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 29
- 239000007787 solid Substances 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims description 24
- 230000033001 locomotion Effects 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 4
- 230000008450 motivation Effects 0.000 claims description 2
- 206010003671 Atrioventricular Block Diseases 0.000 claims 1
- 208000010271 Heart Block Diseases 0.000 claims 1
- 229920001971 elastomer Polymers 0.000 claims 1
- 239000000806 elastomer Substances 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 2
- 230000009278 visceral effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L21/00—Blackboard or slate cleaning devices
Landscapes
- Drawing Aids And Blackboards (AREA)
- Transmission Devices (AREA)
- Displays For Variable Information Using Movable Means (AREA)
Abstract
The invention discloses a kind of portable automatically cleaning text display systems, case is write including text, the text, which is write, is equipped with downward opening containing cavities in case, the containing cavities aft bulkhead is equipped with driving mechanism, the driving mechanism is run for control device, it is equipped at left and right sides of the driving mechanism and shows mechanism, the displaying mechanism includes can slide up and down hollow block and solid slug, the hollow block moves together with the solid slug, the display board that can be all write inside the present apparatus equipped with front and back sides, it is convenient to carry, for daily writing, it may be switched to another side after the one side of display board is dirty, and automated cleaning can be carried out to visceral surface, so as to subsequent writing, while having saved material, also eliminate the time that manpower wipes display board, protect the both hands of user.
Description
Technical field
The present invention relates to texts to show field, specially a kind of portable automatically cleaning text display systems.
Background technique
As the development of society and enterprise, school etc. improve, many meetings, lecture etc. are increased, to derive many
Blank, blackboard etc. are used for the writing and displaying of text, and for the convenience of carrying, these blanks, the most write area of blackboard is smaller,
And it is used for the lesser feature of its area, it usually needs user wipes repeatedly, has both been not easy to the record of attentive listener, can also interrupt use
The thinking of person, during wiping, user's hand is also easy to contamination spot.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of portable automatically cleaning text display systems, and clipboard is overcome to need
It to wipe manually, the problems such as usable floor area is smaller.
The present invention is achieved through the following technical solutions.
A kind of portable automatically cleaning text display systems of the invention, including text write case, and the text is write in case
Equipped with downward opening containing cavities, the containing cavities aft bulkhead is equipped with driving mechanism, and the driving mechanism is transported for control device
Row；
Be equipped at left and right sides of the driving mechanism and show mechanism, the displayings mechanism including can slide up and down hollow block with it is solid
Block, the hollow block move together with the solid slug, and rotatable display board is equipped between the hollow block and the solid slug,
The display board lower end surface is used for writing words, and the display board upper surface is spare writing surface, and the driving mechanism can drive
The displaying mechanism first extends downwardly device, then the display board is driven to rotate, so that spare write down, withdraws institute later
State displaying mechanism；
The driving mechanism and the inter-agency cleaning mechanism for being equipped with the cleaning display board of the displaying.
Preferably, the driving mechanism further includes the motor being fixedly connected with the containing cavities aft bulkhead, before the motor
End face rotation is equipped with motor shaft, is successively fixed with half gear, first bevel gear and the first fan on the motor shaft from back to front
Shape bevel gear, the containing cavities upper end wall rotation are equipped with top axle, are fixed with the second fan-shaped bevel gear, institute in the top axle
It states top axle lower end and is fixed with second bevel gear, the second bevel gear and first bevel gear engaged transmission.
Preferably, described to show that mechanism further includes the shifting chute in the wall of the containing cavities left end, the shifting chute is opened
Mouth is equipped with movable block towards the right side, the interior sliding of the shifting chute, and the movable block right side is fixed with right end and is located at the containing cavities
Interior mobile bar, the mobile bar right end are fixed with the hollow block, and the hollow block right side is fixed with the first rack gear
Block, towards right and upper rectangular cavity, the rotation of rectangular cavity left end wall upside is located at the interior opening that is equipped with of the hollow block equipped with right end
Transmission shaft in the containing cavities, the transmission shaft right end are fixed with third hand tap gear, the transmission in the rectangular cavity
It is fixed with first pulley on axis, the rectangular cavity left end wall inner underside is equipped with opening towards right cylindrical cavity, on the cylindrical cavity
Lower end wall is symmetrically arranged with opening towards the blocking chamber of the cylindrical cavity, and wall rotation in the cylindrical cavity left end is equipped with right end and is located at the receipts
Receive intracavitary long axis.
Preferably, the long axis upper surface in the cylindrical cavity is equipped with opening up elastic cavity, under the elastic cavity
End wall is fixed with elastomeric spring, and the elastomeric spring upper end is fixed with upper end and is located at the intracavitary elasticity of the upside blocking
Block is fixed with the second belt wheel on the long axis in the rectangular cavity, and second belt wheel and the first pulley pass through skin
Band frictional drive, the long axis right end are fixed with the display board, and opening is equipped in the containing cavities right end wall towards left fortune
Dynamic slot, the interior sliding of the movement slots are equipped with moving mass, and the moving mass left side is fixed with moving lever, the moving lever left end
It is fixedly connected with the solid slug, the solid slug left side is fixed with the second rack gear block, the second rack gear block left side
Downside rotation is equipped with short axle, and the short axle is fixedly connected with the display board.
Preferably, the cleaning mechanism includes the support rod being fixedly connected with the containing cavities aft bulkhead, the support rod
Interior rotation is equipped with the support shaft through the support rod, and the support shaft upper end is fixed with the 4th bevel gear, the support shaft
Lower end is fixed with circular block, and the circular block lower end surface is fixed with quarter butt, and the containing cavities aft bulkhead is hingedly connected with slot
Block, the interior limiting groove being equipped with through the geosynclinal block front/rear end of the geosynclinal block, the quarter butt rear end are located in the limiting groove, institute
It states geosynclinal block rear end face and is fixed with cleaning sponge.
Preferably, biography first is engaged with the second rack gear block with after the first rack gear block engaged transmission when half gear rotates
It is dynamic.
It preferably, can be with the third hand tap gear engaged transmission, first fan after the second fan-shaped bevel gear rotation
It can be with the 4th bevel gear engaged transmission after the rotation of shape bevel gear.
Beneficial effects of the present invention: the display board that can be all write inside the present apparatus equipped with front and back sides, it is convenient to it carries,
For daily writing, another side may be switched to after the one side of display board is dirty, and can carry out automated cleaning to visceral surface, with after an action of the bowels
Continuous writing while having saved material, also eliminates the time that manpower wipes display board, protects the both hands of user.
Detailed description of the invention
It, below will be to embodiment or existing in order to illustrate more clearly of inventive embodiments or technical solution in the prior art
Attached drawing needed in technical description is briefly described, it should be apparent that, the accompanying drawings in the following description is only to invent
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is a kind of schematic view of the front view of portable automatically cleaning text display systems entirety complete section of the present invention；
Fig. 2 is enlarged diagram at A in Fig. 1；
Fig. 3 is enlarged diagram at B in Fig. 1；
Fig. 4 is C-C direction schematic diagram in Fig. 1；
Fig. 5 is D-D direction schematic diagram in Fig. 3.
Specific embodiment
Below with reference to Fig. 1-5, the present invention is described in detail, wherein for sake of convenience, now to hereafter described orientation
Provide as follows: hereafter described front-rear direction up and down is consistent with the front-rear direction up and down of Fig. 1 projection relation itself.
A kind of mechanical mechanism schematic diagram of portable automatically cleaning text display systems in conjunction with described in attached drawing 1-5, including text
Word writes case 10, and the text is write and is equipped with downward opening containing cavities 18 in case 10, and 18 aft bulkhead of containing cavities, which is equipped with, to be driven
Motivation structure 80, the driving mechanism 80 are run for control device；
It is equipped at left and right sides of the driving mechanism 80 and shows mechanism 81, the displaying mechanism 81 includes the hollow block that can slide up and down
11 with solid slug 30, the hollow block 11 moves together with the solid slug 30, between the hollow block 11 and the solid slug 30
Equipped with rotatable display board 35,35 lower end surface of display board is used for writing words, and 35 upper surface of display board is spare
Writing surface, the driving mechanism 80 can drive the displaying mechanism 81 first to extend downwardly device, then drive 35 turns of the display board
It is dynamic, so that spare write down, the displaying mechanism 81 is withdrawn later；
The driving mechanism 80 and the cleaning mechanism 82 equipped with the cleaning display board 35 between showing mechanism 81.
Valuably, the driving mechanism 80 further includes the motor 55 being fixedly connected with 18 aft bulkhead of containing cavities, described
The rotation of 55 front end face of motor is equipped with motor shaft 29, is successively fixed with half gear 13, first from back to front on the motor shaft 29
Bevel gear 28 and the first fan-shaped bevel gear 33,18 upper end wall of containing cavities, which rotates, is equipped with top axle 24, in the top axle 24
It is fixed with the second fan-shaped bevel gear 25,24 lower end of top axle is fixed with second bevel gear 23, the second bevel gear
23 with 28 engaged transmission of the first bevel gear.
Valuably, the displaying mechanism 81 is described in detail, the displaying mechanism 81 further includes being located at the storage
Shifting chute 14 in 18 left end wall of chamber, the opening of shifting chute 14 are equipped with movable block 17, institute towards the right side, the interior sliding of the shifting chute 14
It states 17 right side of movable block and is fixed with the mobile bar 16 that right end is located in the containing cavities 18,16 right end of mobile bar is fixed
Equipped with the hollow block 11,11 right side of hollow block is fixed with the first rack gear block 36, is equipped with and opens in the hollow block 11
Mouth is located at the biography in the containing cavities 18 equipped with right end towards right and upper rectangular cavity 15, the 15 left end wall upside rotation of rectangular cavity
Moving axis 19,19 right end of transmission shaft are fixed with third hand tap gear 22, consolidate on the transmission shaft 19 in the rectangular cavity 15
Surely it is equipped with first pulley 20, the 15 left end wall inner underside of rectangular cavity is equipped with opening towards right cylindrical cavity 39, the cylindrical cavity 39
Upper and lower end wall is symmetrically arranged with opening towards the blocking chamber 44 of the cylindrical cavity 39, and 39 left end wall of the cylindrical cavity rotation is equipped with right end position
Long axis 37 in the containing cavities 18；
37 upper surface of the long axis in the cylindrical cavity 39 is equipped with opening up elastic cavity 41,41 lower end wall of elastic cavity
It is fixed with elastomeric spring 40,40 upper end of elastomeric spring is fixed with upper end and is located at the upside elasticity stopped in chamber 44
Block 43 is fixed with the second belt wheel 38, second belt wheel 38 and described first on the long axis 37 in the rectangular cavity 15
Belt wheel 20 is fixed with the display board 35,18 right end of containing cavities by 12 frictional drive of belt, 37 right end of long axis
Opening is equipped in wall towards left movement slots 32, the interior sliding of the movement slots 32 is equipped with moving mass 27,27 left side of moving mass
It is fixed with moving lever 26,26 left end of moving lever is fixedly connected with the solid slug 30, and 30 left side of solid slug is solid
Surely be equipped with the second rack gear block 31, rotation is equipped with short axle 34 on the downside of 31 left side of the second rack gear block, the short axle 34 with it is described
Display board 35 is fixedly connected.
Valuably, the cleaning mechanism 82 includes the support rod 48 being fixedly connected with 18 aft bulkhead of containing cavities, described
Rotation is equipped with the support shaft 46 through the support rod 48 in support rod 48, and 46 upper end of support shaft is fixed with the 4th cone tooth
Wheel 47,46 lower end of support shaft is fixed with circular block 45, and 45 lower end surface of circular block is fixed with quarter butt 50, the receipts
18 aft bulkhead of chamber of receiving is hingedly connected with geosynclinal block 49, and the limiting groove through 49 front/rear end of geosynclinal block is equipped in the geosynclinal block 49
51,50 rear end of quarter butt is located in the limiting groove 51, and 49 rear end face of geosynclinal block is fixed with cleaning sponge 52.
Valuably, when half gear 13 rotates first with after the engaged transmission of the first rack gear block 36 with the second rack gear block 31
Engaged transmission.
Valuably, after second fan-shaped bevel gear 25 rotates can and 22 engaged transmission of the third hand tap gear, described the
It can be with 47 engaged transmission of the 4th bevel gear after the rotation of one fan-shaped bevel gear 33.
The sequence of the mechanical action of whole device:
(1) under normal circumstances, text writing can be carried out in 35 lower end surface of display board.
(2) after 35 lower end surface of display board is write completely, start motor 55, motor shaft 29 is driven to rotate counterclockwise, half gear 13,
First bevel gear 28 and the first fan-shaped bevel gear 33 are rotated with motor shaft 29, and half gear 13 is first engaged with the first rack gear block 36, will
First rack gear block 36 is released, and display board 35 is stretched out with the first rack gear block 36, passes through first bevel gear 28 and second bevel gear 23
Engaged transmission drives second bevel gear 23 to rotate, and the second fan-shaped bevel gear 25 is rotated with second bevel gear 23.
(3) half gears 13 be detached from after the engaging of the first rack gear block 36, the second fan-shaped bevel gear 25 and third hand tap gear 22
Engaged transmission drives first pulley 20 to rotate, and by the frictional drive of belt 12, drives the rotation of the second belt wheel 38, display board 35
180 degree are rotated with the second belt wheel 38, the used face of display board 35 goes to inside, and the spare face of display board 35 goes to outer
Side.
(4) half gears 13 are continued to rotate to be engaged with the second rack gear block 31, display board 35 is pushed up reset, half gear 13 is de-
From with after the engaging of the second rack gear block 31, the first fan-shaped bevel gear 33 is turned to be engaged with the 4th bevel gear 47, drives the 4th cone
Gear 47 rotates, and circular block 45 is rotated with the 4th bevel gear 47, and the rotation of 50 oblong block 45 of quarter butt pushes geosynclinal block 49 or so repeatedly
Movement, cleaning sponge 52 clean display board 35 with the movement of geosynclinal block 49.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow be familiar with this field technology
Personage can understand the content of present invention and be implemented, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the scope of protection of the present invention.
Claims (7)
1. a kind of portable automatically cleaning text display systems, including text write case, it is characterised in that:
The text is write and is equipped with downward opening containing cavities in case, and the containing cavities aft bulkhead is equipped with driving mechanism, the drive
Motivation structure is run for control device；
Be equipped at left and right sides of the driving mechanism and show mechanism, the displayings mechanism including can slide up and down hollow block with it is solid
Block, the hollow block move together with the solid slug, and rotatable display board is equipped between the hollow block and the solid slug,
The display board lower end surface is used for writing words, and the display board upper surface is spare writing surface, and the driving mechanism can drive
The displaying mechanism first extends downwardly device, then the display board is driven to rotate, so that spare write down, withdraws institute later
State displaying mechanism；
The driving mechanism and the inter-agency cleaning mechanism for being equipped with the cleaning display board of the displaying.
2. a kind of portable automatically cleaning text display systems according to claim 1, it is characterised in that: the driving machine
Structure further includes the motor being fixedly connected with the containing cavities aft bulkhead, and the motor front end face rotation is equipped with motor shaft, the electricity
Half gear, first bevel gear and the first fan-shaped bevel gear, the containing cavities upper end wall are successively fixed on arbor from back to front
Rotation is equipped with top axle, is fixed with the second fan-shaped bevel gear in the top axle, the top axle lower end is fixed with second
Bevel gear, the second bevel gear and first bevel gear engaged transmission.
3. a kind of portable automatically cleaning text display systems according to claim 1, it is characterised in that: the display machine
Structure further includes the shifting chute in the wall of the containing cavities left end, and the mobile channel opening is set towards the right side, the interior sliding of the shifting chute
There is movable block, the movable block right side is fixed with the mobile bar that right end is located in the containing cavities, the mobile bar right end
It is fixed with the hollow block, the hollow block right side is fixed with the first rack gear block, opening court is equipped in the hollow block
Right and upper rectangular cavity, the rotation of rectangular cavity left end wall upside is equipped with right end and is located at the transmission shaft in the containing cavities, described
Transmission shaft right end is fixed with third hand tap gear, is fixed with first pulley on the transmission shaft in the rectangular cavity, described
Rectangular cavity left end wall inner underside is equipped with opening towards right cylindrical cavity, and end wall is symmetrically arranged with opening towards the circle to the cylindrical cavity up and down
The blocking chamber of column chamber, the rotation of cylindrical cavity left end wall are equipped with right end and are located at the long axis in the containing cavities.
4. a kind of portable automatically cleaning text display systems according to claim 3, it is characterised in that: the cylindrical cavity
The interior long axis upper surface is equipped with opening up elastic cavity, and the elastic cavity lower end wall is fixed with elastomeric spring, described
Elastomeric spring upper end is fixed with upper end and is located at that upside is described to stop intracavitary elastomer block, on the long axis in the rectangular cavity
It is fixed with the second belt wheel, second belt wheel and the first pulley to be driven by belt friction, the long axis right end is fixed
Opening is equipped with equipped with the display board, in the containing cavities right end wall towards left movement slots, the interior sliding of the movement slots is equipped with fortune
Motion block, the moving mass left side are fixed with moving lever, and the moving lever left end is fixedly connected with the solid slug, the reality
Heart block left side is fixed with the second rack gear block, and rotation is equipped with short axle on the downside of the second rack gear block left side, the short axle with
The display board is fixedly connected.
5. a kind of portable automatically cleaning text display systems according to claim 1, it is characterised in that: the cleaner
Structure includes the support rod being fixedly connected with the containing cavities aft bulkhead, and rotation is equipped with through the support rod in the support rod
Support shaft, the support shaft upper end are fixed with the 4th bevel gear, and the support shaft lower end is fixed with circular block, the circle
Block lower end surface is fixed with quarter butt, and the containing cavities aft bulkhead is hingedly connected with geosynclinal block, is equipped in the geosynclinal block and runs through the slot
The limiting groove of block front/rear end, the quarter butt rear end are located in the limiting groove, and the geosynclinal block rear end face is fixed with cleaning sea
It is continuous.
6. a kind of portable automatically cleaning text display systems according to claim 2 or 3, it is characterised in that: half tooth
When wheel rotation first with after the first rack gear block engaged transmission with the second rack gear block engaged transmission.
7. a kind of portable automatically cleaning text display systems according to claim 2 or 3, it is characterised in that: described second
After fan-shaped bevel gear rotation can and third hand tap gear engaged transmission, can be with described the after the first fan-shaped bevel gear rotation
Four bevel gears engaged transmission.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910678431.6A CN110356146B (en) | 2019-07-25 | 2019-07-25 | Portable self-cleaning character display system |
| JP2019149185A JP6814336B1 (en) | 2019-07-25 | 2019-08-15 | Self-cleaning character display system that is convenient to carry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910678431.6A CN110356146B (en) | 2019-07-25 | 2019-07-25 | Portable self-cleaning character display system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110356146A true CN110356146A (en) | 2019-10-22 |
| CN110356146B CN110356146B (en) | 2021-01-08 |
Family
ID=68222410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910678431.6A Active CN110356146B (en) | 2019-07-25 | 2019-07-25 | Portable self-cleaning character display system |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6814336B1 (en) |
| CN (1) | CN110356146B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112767823B (en) * | 2021-02-02 | 2023-01-13 | 尚懿电力器材河北有限公司 | On-spot warning device that power maintenance construction used |
| CN113674594A (en) * | 2021-08-25 | 2021-11-19 | 安徽理工大学 | Mathematical modeling simulation demonstration equipment |
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| CN1966282A (en) * | 2006-11-24 | 2007-05-23 | 陕西科技大学 | Turn-over type blackboard |
| CN203567411U (en) * | 2013-10-31 | 2014-04-30 | 孙志豪 | Automatic turning blackboard |
| JP2014222089A (en) * | 2013-05-13 | 2014-11-27 | 日学株式会社 | Mechanism for smoothing gear engagement of information processing slide motion device |
| CN205509957U (en) * | 2016-03-16 | 2016-08-24 | 潘江如 | Small -size solar panel cleaning device |
| CN106023669A (en) * | 2016-07-25 | 2016-10-12 | 徐慧敏 | Chinese phonetic alphabet auxiliary teaching appliance |
| CN107694977A (en) * | 2017-11-22 | 2018-02-16 | 南昌安润科技有限公司 | A kind of contactor production cleaner |
| CN207611520U (en) * | 2017-08-25 | 2018-07-13 | 包博 | A kind of Portable English classroom board |
| CN109050093A (en) * | 2018-08-22 | 2018-12-21 | 楼国华 | Writing appliance and its application method |
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2019
- 2019-07-25 CN CN201910678431.6A patent/CN110356146B/en active Active
- 2019-08-15 JP JP2019149185A patent/JP6814336B1/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1966282A (en) * | 2006-11-24 | 2007-05-23 | 陕西科技大学 | Turn-over type blackboard |
| JP2014222089A (en) * | 2013-05-13 | 2014-11-27 | 日学株式会社 | Mechanism for smoothing gear engagement of information processing slide motion device |
| CN203567411U (en) * | 2013-10-31 | 2014-04-30 | 孙志豪 | Automatic turning blackboard |
| CN205509957U (en) * | 2016-03-16 | 2016-08-24 | 潘江如 | Small -size solar panel cleaning device |
| CN106023669A (en) * | 2016-07-25 | 2016-10-12 | 徐慧敏 | Chinese phonetic alphabet auxiliary teaching appliance |
| CN207611520U (en) * | 2017-08-25 | 2018-07-13 | 包博 | A kind of Portable English classroom board |
| CN107694977A (en) * | 2017-11-22 | 2018-02-16 | 南昌安润科技有限公司 | A kind of contactor production cleaner |
| CN109050093A (en) * | 2018-08-22 | 2018-12-21 | 楼国华 | Writing appliance and its application method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2021020440A (en) | 2021-02-18 |
| JP6814336B1 (en) | 2021-01-20 |
| CN110356146B (en) | 2021-01-08 |
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Inventor after: Han Xue Inventor after: Zhong Miantang Inventor after: Sun Shengnan Inventor after: Fang Xingang Inventor before: Fang Xingang |
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Effective date of registration: 20201223 Address after: Shandong Labor Vocational and technical college, 800 Haitang Road, science and Technology Park, Changqing University, Jinan, Shandong 250300 Applicant after: SHANDONG LABOR VOCATIONAL AND TECHNICAL College (SHANDONG LABOR TECHNICIAN College) Address before: Room 824, building 2, Xingyu building, Qiantang, No. 599, binfan street, Xixing street, Binjiang District, Hangzhou City, Zhejiang Province Applicant before: Hangzhou Youxiang Toys Co.,Ltd. |
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